Coordinate Geometry (~15% of ACT Mathematics Test)

Nine problems cover Coordinate Geometry concepts such as relating equations & graphs, finding the slope of a line, parallel & perpendicular lines, distance, midpoints, and conic sections.

1. Number Lines & Inequalities
2. The (x,y) Coordinate Plane
3. Distance and Midpoints
4. Slope
5. Parallel & Perpendicular Lines
6. Graphing Equations
7. Conic Sections
Good examples for each topic at http://www.sparknotes.com/testprep/books/act/chapter10section5.rhtml

Coordinate Geometry PowerPoints & Sample Tests

Coordinate Geometry

Coordinate Review ACT Problems

Midpoint & Distance Formulas PPT

Easy, Medium, Difficult Levels

Slope



Finding Slope of a Line

Finding Slope from a Graph

Slope from a Equation